| Agents from D.C. |
| Highly rated security |
| Boston-to-D.C. rail service |
| Airline security needs, briefly |
| Airline with extremely tight security |
| D.C. stadium initials |
| Laundry security device? |
| Airport security canine |
| Airport security requests |
| Boston-to-D.C. speedster |
| Airport security apparatus |
| Netman from D.C. |
| Airline with famously tight security |
| Santa's flight plan for Chicago to D.C. |
| Airport security procedure |
| Agriculture, Homeland Security, et al. (abbr.) |
| Big security device? |
| D.C. to Bermuda heading |
| Like a bond you can buy with security? |
| D.C. decrees |
| D.C. advisory group |
| Former D.C. United footballer Freddy |
| Security agreements |
| Long-term fixed interest security |
| Active, as a security system |
| Activate, as a security system |
| Dept. of homeland security |
| Airport security measure |
| Surname of national security advisers under both Bush 43 and Obama |
| Security staffers |